Air Quality
Excellent
No health implications.
11
PM2.5
24
PM10
118
O3
0.4
CO
6
SO2
5
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
11 Apr
51
Good
Sun
12 Apr
48
Excellent
Mon
13 Apr
50
Excellent
Tue
14 Apr
47
Excellent
Wed
15 Apr
49
Excellent
Thu
16 Apr
46
Excellent
Fri
17 Apr
25
Excellent
Air quality in the last 12 months (Hongyuan)
|
2026/02
|
46
|
43
|
43
|
42
|
49
|
54
|
38
|
29
|
33
|
48
|
38
|
34
|
38
|
32
|
45
|
31
|
46
|
34
|
37
|
27
|
26
|
25
|
53
|
38
|
33
|
43
|
30
|
32
|
|||
|
2026/01
|
39
|
33
|
31
|
39
|
38
|
35
|
33
|
33
|
37
|
36
|
35
|
38
|
43
|
40
|
43
|
39
|
39
|
48
|
48
|
40
|
39
|
42
|
33
|
29
|
50
|
85
|
65
|
57
|
50
|
44
|
45
|
|
2025/12
|
39
|
46
|
40
|
38
|
37
|
36
|
42
|
41
|
37
|
33
|
34
|
63
|
50
|
39
|
38
|
46
|
43
|
39
|
46
|
40
|
39
|
40
|
46
|
46
|
40
|
32
|
37
|
36
|
37
|
33
|
36
|
|
2025/11
|
26
|
24
|
24
|
21
|
18
|
18
|
34
|
50
|
35
|
25
|
26
|
30
|
27
|
29
|
31
|
29
|
42
|
30
|
28
|
36
|
36
|
34
|
34
|
48
|
52
|
39
|
41
|
42
|
43
|
39
|
|
|
2025/10
|
18
|
24
|
21
|
19
|
19
|
16
|
18
|
18
|
21
|
17
|
15
|
21
|
24
|
24
|
24
|
27
|
25
|
26
|
23
|
22
|
20
|
17
|
18
|
17
|
20
|
23
|
27
|
27
|
25
|
26
|
33
|
|
2025/09
|
22
|
22
|
21
|
20
|
24
|
40
|
38
|
31
|
32
|
22
|
21
|
27
|
34
|
31
|
22
|
18
|
22
|
16
|
22
|
22
|
16
|
22
|
26
|
31
|
32
|
24
|
23
|
18
|
20
|
18
|
|
|
2025/08
|
26
|
30
|
28
|
25
|
24
|
32
|
26
|
22
|
18
|
18
|
29
|
34
|
29
|
28
|
25
|
25
|
24
|
22
|
16
|
14
|
20
|
17
|
20
|
26
|
22
|
19
|
19
|
16
|
21
|
23
|
26
|
|
2025/07
|
30
|
25
|
18
|
18
|
20
|
23
|
24
|
27
|
26
|
30
|
26
|
21
|
25
|
26
|
28
|
35
|
40
|
27
|
35
|
21
|
19
|
25
|
22
|
17
|
24
|
22
|
30
|
25
|
26
|
21
|
22
|
|
2025/06
|
24
|
23
|
24
|
24
|
29
|
34
|
31
|
31
|
28
|
29
|
27
|
28
|
28
|
35
|
35
|
33
|
38
|
28
|
22
|
28
|
28
|
22
|
23
|
21
|
24
|
28
|
30
|
31
|
33
|
25
|
|
|
2025/05
|
34
|
39
|
61
|
45
|
31
|
31
|
38
|
49
|
61
|
49
|
34
|
41
|
37
|
50
|
23
|
40
|
34
|
41
|
39
|
31
|
34
|
50
|
59
|
41
|
30
|
37
|
24
|
27
|
27
|
34
|
33
|
|
2025/04
|
55
|
54
|
53
|
52
|
56
|
37
|
32
|
52
|
53
|
47
|
34
|
56
|
62
|
47
|
45
|
47
|
42
|
66
|
61
|
43
|
53
|
47
|
34
|
32
|
26
|
20
|
29
|
37
|
31
|
35
|
|
|
2025/03
|
33
|
43
|
38
|
33
|
30
|
39
|
66
|
56
|
33
|
38
|
46
|
62
|
40
|
23
|
29
|
32
|
31
|
34
|
39
|
42
|
35
|
34
|
45
|
32
|
23
|
47
|
94
|
48
|
55
|
65
|
62
|
|
1
|
2
|
3
|
4
|
5
|
6
|
7
|
8
|
9
|
10
|
11
|
12
|
13
|
14
|
15
|
16
|
17
|
18
|
19
|
20
|
21
|
22
|
23
|
24
|
25
|
26
|
27
|
28
|
29
|
30
|
31
|
- Excellent
- Good
- Lightly
- Moderately
- Heavily
- Severely
Air quality source: CNEMC
*: primary pollution